App Distribution. Set up for testers. Distribute iOS apps. Distribute Android apps. Related products. Catch up on everthing we announced at this year's Firebase Summit. Learn more. Firebase Crashlytics. Add a comment. Active Oldest Votes. The SDK basically does two things: register various signal handlers, which intercepts BSD signals that trigger the app to exit because of some problem, e. Register an uncaught exception handler, which intercepts Objective-C exceptions that are not caught by any code.
Kerni Kerni Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Getting more context about the events in your app that lead to crashes helps you quickly troubleshoot and reproduce crashes so your users can experience the best possible version of your app.
Check out the following table for more details on the similarities and differences between these two crash reporting tools. Android vitals Firebase Crashlytics. Content and code samples on this page are subject to the licenses described in the Content License. Google Play. Launch Debug In an increasingly competitive app ecosystem, having a good user experience starts with ensuring your app is crash-free. You can use set methods to set predefined attributes, but you can also set your own custom attributes.
Even if you catch unexpected errors, in order for your app to recover and behave smoothly you can still report them through Crashlytics using the recordError method. This will also provide you with the associated stack trace. As Crashlytics will be sending certain information regarding the user, users may want to opt-out of the crash reporting. This can be done throughout the app with a simple method call to setCrashlyticsCollectionEnabled :.
If you want users to opt-in, it is recommended that you disable this here and enable it later through the method once they opt-in. Because you have stack traces readily available while you're debugging your app, Crashlytics is disabled by default in debug mode. This allows Crashlytics to capture crashes originating from the Yoga layout engine used by React Native. You can disable Crashlytics NDK in your firebase. React Native Crashlytics module by default installs a global javascript exception handler, and it records a crash with a javascript stack trace any time an unhandled javascript exception is thrown.
Sometimes it is not desirable behavior since it might duplicate issues in combination with the default mode of javascript global exception handler chaining.
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